Township Council Meeting — Packet

Serial_No:04172317:05 Project Name: Project Number: WEST ORANGE DPW Lab Number: L2317290 IN000380.09 Report Date: 04/17/23 Date Collected: Date Received: Field Prep: 04/01/23 13:50 04/03/23 Not Specified SAMPLE RESULTS Lab ID: Client ID: Sample Location: L2317290-08 SSSG-3 Sample Depth: ppbV Parameter Results ug/m3 RL MDL Results RL MDL Qualifier Dilution Factor NJ Volatile Organics in Air - Mansfield Lab Chloroform 1.9 0.20 -- 9.3 0.98 -- 1 Tetrahydrofuran ND 0.50 -- ND 1.5 -- 1 1,2-Dichloroethane ND 0.20 -- ND 0.81 -- 1 n-Hexane ND 0.20 -- ND 0.70 -- 1 1,1,1-Trichloroethane 0.91 0.20 -- 5.0 1.1 -- 1 Benzene ND 0.20 -- ND 0.64 -- 1 Carbon tetrachloride 0.23 0.20 -- 1.4 1.3 -- 1 Cyclohexane ND 0.20 -- ND 0.69 -- 1 1,2-Dichloropropane ND 0.20 -- ND 0.92 -- 1 Bromodichloromethane ND 0.20 -- ND 1.3 -- 1 1,4-Dioxane ND 0.20 -- ND 0.72 -- 1 Trichloroethene 53 0.20 -- 280 1.1 -- 1 2,2,4-Trimethylpentane ND 0.20 -- ND 0.93 -- 1 Methyl Methacrylate ND 0.50 -- ND 2.0 -- 1 Heptane ND 0.20 -- ND 0.82 -- 1 cis-1,3-Dichloropropene ND 0.20 -- ND 0.91 -- 1 4-Methyl-2-pentanone ND 0.50 -- ND 2.0 -- 1 trans-1,3-Dichloropropene ND 0.20 -- ND 0.91 -- 1 1,1,2-Trichloroethane ND 0.20 -- ND 1.1 -- 1 Toluene ND 0.20 -- ND 0.75 -- 1 Dibromochloromethane ND 0.20 -- ND 1.7 -- 1 1,2-Dibromoethane ND 0.20 -- ND 1.5 -- 1 Tetrachloroethene 40 0.20 -- 270 1.4 -- 1 Chlorobenzene ND 0.20 -- ND 0.92 -- 1 Ethylbenzene ND 0.20 -- ND 0.87 -- 1 p/m-Xylene ND 0.40 -- ND 1.7 -- 1 Page 34 of 76

Serial_No:04172317:05 Project Name: Project Number: WEST ORANGE DPW Lab Number: L2317290 IN000380.09 Report Date: 04/17/23 Date Collected: Date Received: Field Prep: 04/01/23 13:50 04/03/23 Not Specified SAMPLE RESULTS Lab ID: Client ID: Sample Location: L2317290-08 SSSG-3 Sample Depth: ppbV Parameter Results ug/m3 RL MDL Results RL MDL Qualifier Dilution Factor NJ Volatile Organics in Air - Mansfield Lab Bromoform ND 0.20 -- ND 2.1 -- 1 Styrene ND 0.20 -- ND 0.85 -- 1 1,1,2,2-Tetrachloroethane ND 0.20 -- ND 1.4 -- 1 o-Xylene ND 0.20 -- ND 0.87 -- 1 2-Chlorotoluene ND 0.20 -- ND 1.0 -- 1 4-Ethyltoluene ND 0.20 -- ND 0.98 -- 1 1,3,5-Trimethybenzene ND 0.20 -- ND 0.98 -- 1 1,2,4-Trimethylbenzene ND 0.20 -- ND 0.98 -- 1 1,3-Dichlorobenzene ND 0.20 -- ND 1.2 -- 1 1,4-Dichlorobenzene ND 0.20 -- ND 1.2 -- 1 1,2-Dichlorobenzene ND 0.20 -- ND 1.2 -- 1 1,2,4-Trichlorobenzene ND 0.20 -- ND 1.5 -- 1 Hexachlorobutadiene ND 0.20 -- ND 2.1 -- 1 Qualifier Units Results RDL Tentatively Identified Compounds No Tentatively Identified Compounds Page 35 of 76 Qualifier Acceptance Criteria Internal Standard % Recovery 1,4-Difluorobenzene 92 60-140 Bromochloromethane 92 60-140 chlorobenzene-d5 89 60-140 Dilution Factor

Serial_No:04172317:05 Project Name: Project Number: WEST ORANGE DPW Lab Number: L2317290 IN000380.09 Report Date: 04/17/23 Date Collected: Date Received: Field Prep: 04/01/23 10:09 04/03/23 Not Specified SAMPLE RESULTS Lab ID: Client ID: Sample Location: Sample Depth: Matrix: Anaytical Method: Analytical Date: Analyst: L2317290-09 SSSG-5 Soil_Vapor 48,TO-15 04/16/23 02:59 RAY ppbV Parameter Results ug/m3 RL MDL Results RL MDL Qualifier Dilution Factor NJ Volatile Organics in Air - Mansfield Lab Dichlorodifluoromethane 0.49 0.20 -- 2.4 0.99 -- 1 Chloromethane ND 0.20 -- ND 0.41 -- 1 Freon-114 ND 0.20 -- ND 1.4 -- 1 Vinyl chloride ND 0.20 -- ND 0.51 -- 1 1,3-Butadiene ND 0.20 -- ND 0.44 -- 1 Bromomethane ND 0.20 -- ND 0.78 -- 1 Chloroethane ND 0.20 -- ND 0.53 -- 1 Ethanol 15 5.0 -- 28 9.4 -- 1 Vinyl bromide ND 0.20 -- ND 0.87 -- 1 Acetone 3.7 1.0 -- 8.8 2.4 -- 1 Trichlorofluoromethane 0.99 0.20 -- 5.6 1.1 -- 1 Isopropanol ND 0.50 -- ND 1.2 -- 1 1,1-Dichloroethene ND 0.20 -- ND 0.79 -- 1 Tertiary butyl Alcohol ND 0.50 -- ND 1.5 -- 1 Methylene chloride 0.78 0.50 -- 2.7 1.7 -- 1 3-Chloropropene ND 0.20 -- ND 0.63 -- 1 Carbon disulfide ND 0.20 -- ND 0.62 -- 1 Freon-113 ND 0.20 -- ND 1.5 -- 1 trans-1,2-Dichloroethene ND 0.20 -- ND 0.79 -- 1 1,1-Dichloroethane ND 0.20 -- ND 0.81 -- 1 Methyl tert butyl ether ND 0.20 -- ND 0.72 -- 1 2-Butanone ND 0.50 -- ND 1.5 -- 1 cis-1,2-Dichloroethene 2.6 0.20 -- 10 0.79 -- 1 Page 36 of 76

Serial_No:04172317:05 Project Name: Project Number: WEST ORANGE DPW Lab Number: L2317290 IN000380.09 Report Date: 04/17/23 Date Collected: Date Received: Field Prep: 04/01/23 10:09 04/03/23 Not Specified SAMPLE RESULTS Lab ID: Client ID: Sample Location: L2317290-09 SSSG-5 Sample Depth: ppbV Parameter Results ug/m3 RL MDL Results RL MDL Qualifier Dilution Factor NJ Volatile Organics in Air - Mansfield Lab Chloroform 1.3 0.20 -- 6.3 0.98 -- 1 Tetrahydrofuran ND 0.50 -- ND 1.5 -- 1 1,2-Dichloroethane ND 0.20 -- ND 0.81 -- 1 n-Hexane ND 0.20 -- ND 0.70 -- 1 1,1,1-Trichloroethane 0.94 0.20 -- 5.1 1.1 -- 1 Benzene ND 0.20 -- ND 0.64 -- 1 Carbon tetrachloride 0.35 0.20 -- 2.2 1.3 -- 1 Cyclohexane ND 0.20 -- ND 0.69 -- 1 1,2-Dichloropropane ND 0.20 -- ND 0.92 -- 1 Bromodichloromethane ND 0.20 -- ND 1.3 -- 1 1,4-Dioxane ND 0.20 -- ND 0.72 -- 1 Trichloroethene 64 0.20 -- 340 1.1 -- 1 2,2,4-Trimethylpentane ND 0.20 -- ND 0.93 -- 1 Methyl Methacrylate ND 0.50 -- ND 2.0 -- 1 Heptane ND 0.20 -- ND 0.82 -- 1 cis-1,3-Dichloropropene ND 0.20 -- ND 0.91 -- 1 4-Methyl-2-pentanone 0.75 0.50 -- 3.1 2.0 -- 1 trans-1,3-Dichloropropene ND 0.20 -- ND 0.91 -- 1 1,1,2-Trichloroethane ND 0.20 -- ND 1.1 -- 1 Toluene 0.39 0.20 -- 1.5 0.75 -- 1 Dibromochloromethane ND 0.20 -- ND 1.7 -- 1 1,2-Dibromoethane ND 0.20 -- ND 1.5 -- 1 Tetrachloroethene 17 0.20 -- 120 1.4 -- 1 Chlorobenzene ND 0.20 -- ND 0.92 -- 1 Ethylbenzene ND 0.20 -- ND 0.87 -- 1 p/m-Xylene ND 0.40 -- ND 1.7 -- 1 Page 37 of 76

Serial_No:04172317:05 Project Name: Project Number: WEST ORANGE DPW Lab Number: L2317290 IN000380.09 Report Date: 04/17/23 Date Collected: Date Received: Field Prep: 04/01/23 10:09 04/03/23 Not Specified SAMPLE RESULTS Lab ID: Client ID: Sample Location: L2317290-09 SSSG-5 Sample Depth: ppbV Parameter Results ug/m3 RL MDL Results RL MDL Qualifier Dilution Factor NJ Volatile Organics in Air - Mansfield Lab Bromoform ND 0.20 -- ND 2.1 -- 1 Styrene ND 0.20 -- ND 0.85 -- 1 1,1,2,2-Tetrachloroethane ND 0.20 -- ND 1.4 -- 1 o-Xylene ND 0.20 -- ND 0.87 -- 1 2-Chlorotoluene ND 0.20 -- ND 1.0 -- 1 4-Ethyltoluene ND 0.20 -- ND 0.98 -- 1 1,3,5-Trimethybenzene ND 0.20 -- ND 0.98 -- 1 1,2,4-Trimethylbenzene 0.40 0.20 -- 2.0 0.98 -- 1 1,3-Dichlorobenzene ND 0.20 -- ND 1.2 -- 1 1,4-Dichlorobenzene ND 0.20 -- ND 1.2 -- 1 1,2-Dichlorobenzene ND 0.20 -- ND 1.2 -- 1 1,2,4-Trichlorobenzene ND 0.20 -- ND 1.5 -- 1 Hexachlorobutadiene ND 0.20 -- ND 2.1 -- 1 Qualifier Units Results RDL Dilution Factor Tentatively Identified Compounds Methyl Alcohol 4.48 NJ ppbV 1 unknown alkane 1.96 J ppbV 1 unknown alkane 1.33 J ppbV 1 Page 38 of 76 Qualifier Acceptance Criteria Internal Standard % Recovery 1,4-Difluorobenzene 95 60-140 Bromochloromethane 95 60-140 chlorobenzene-d5 91 60-140

Serial_No:04172317:05 Project Name: Project Number: WEST ORANGE DPW Lab Number: L2317290 IN000380.09 Report Date: 04/17/23 Date Collected: Date Received: Field Prep: 04/01/23 11:46 04/03/23 Not Specified SAMPLE RESULTS Lab ID: Client ID: Sample Location: Sample Depth: Matrix: Anaytical Method: Analytical Date: Analyst: L2317290-10 SSSG-6 D Soil_Vapor 48,TO-15 04/16/23 03:40 RAY ppbV Parameter Results ug/m3 RL MDL Results RL MDL Qualifier Dilution Factor NJ Volatile Organics in Air - Mansfield Lab Dichlorodifluoromethane 0.51 0.33 -- 2.5 1.6 -- 1.667 Chloromethane ND 0.33 -- ND 0.68 -- 1.667 Freon-114 ND 0.33 -- ND 2.3 -- 1.667 Vinyl chloride ND 0.33 -- ND 0.84 -- 1.667 1,3-Butadiene ND 0.33 -- ND 0.73 -- 1.667 Bromomethane ND 0.33 -- ND 1.3 -- 1.667 Chloroethane ND 0.33 -- ND 0.87 -- 1.667 Ethanol 10 8.3 -- 19 16 -- 1.667 Vinyl bromide ND 0.33 -- ND 1.4 -- 1.667 Acetone 5.6 1.7 -- 13 4.0 -- 1.667 Trichlorofluoromethane 1.8 0.33 -- 10 1.9 -- 1.667 Isopropanol ND 0.83 -- ND 2.0 -- 1.667 1,1-Dichloroethene ND 0.33 -- ND 1.3 -- 1.667 Tertiary butyl Alcohol ND 0.83 -- ND 2.5 -- 1.667 Methylene chloride ND 0.83 -- ND 2.9 -- 1.667 3-Chloropropene ND 0.33 -- ND 1.0 -- 1.667 Carbon disulfide ND 0.33 -- ND 1.0 -- 1.667 Freon-113 ND 0.33 -- ND 2.5 -- 1.667 trans-1,2-Dichloroethene ND 0.33 -- ND 1.3 -- 1.667 1,1-Dichloroethane ND 0.33 -- ND 1.3 -- 1.667 Methyl tert butyl ether ND 0.33 -- ND 1.2 -- 1.667 2-Butanone ND 0.83 -- ND 2.4 -- 1.667 cis-1,2-Dichloroethene 0.88 0.33 -- 3.5 1.3 -- 1.667 Page 39 of 76

Serial_No:04172317:05 Project Name: Project Number: WEST ORANGE DPW Lab Number: L2317290 IN000380.09 Report Date: 04/17/23 Date Collected: Date Received: Field Prep: 04/01/23 11:46 04/03/23 Not Specified SAMPLE RESULTS Lab ID: Client ID: Sample Location: L2317290-10 SSSG-6 D Sample Depth: ppbV Parameter Results ug/m3 RL MDL Results RL MDL Qualifier Dilution Factor NJ Volatile Organics in Air - Mansfield Lab Chloroform 1.5 0.33 -- 7.3 1.6 -- 1.667 Tetrahydrofuran ND 0.83 -- ND 2.4 -- 1.667 1,2-Dichloroethane ND 0.33 -- ND 1.3 -- 1.667 n-Hexane ND 0.33 -- ND 1.2 -- 1.667 1,1,1-Trichloroethane 2.3 0.33 -- 13 1.8 -- 1.667 Benzene ND 0.33 -- ND 1.1 -- 1.667 Carbon tetrachloride ND 0.33 -- ND 2.1 -- 1.667 Cyclohexane ND 0.33 -- ND 1.1 -- 1.667 1,2-Dichloropropane ND 0.33 -- ND 1.5 -- 1.667 Bromodichloromethane ND 0.33 -- ND 2.2 -- 1.667 1,4-Dioxane ND 0.33 -- ND 1.2 -- 1.667 Trichloroethene 94 0.33 -- 510 1.8 -- 1.667 2,2,4-Trimethylpentane ND 0.33 -- ND 1.5 -- 1.667 Methyl Methacrylate ND 0.83 -- ND 3.4 -- 1.667 Heptane ND 0.33 -- ND 1.4 -- 1.667 cis-1,3-Dichloropropene ND 0.33 -- ND 1.5 -- 1.667 4-Methyl-2-pentanone ND 0.83 -- ND 3.4 -- 1.667 trans-1,3-Dichloropropene ND 0.33 -- ND 1.5 -- 1.667 1,1,2-Trichloroethane ND 0.33 -- ND 1.8 -- 1.667 Toluene ND 0.33 -- ND 1.2 -- 1.667 Dibromochloromethane ND 0.33 -- ND 2.8 -- 1.667 1,2-Dibromoethane ND 0.33 -- ND 2.5 -- 1.667 Tetrachloroethene 26 0.33 -- 180 2.2 -- 1.667 Chlorobenzene ND 0.33 -- ND 1.5 -- 1.667 Ethylbenzene ND 0.33 -- ND 1.4 -- 1.667 p/m-Xylene ND 0.67 -- ND 2.9 -- 1.667 Page 40 of 76

Serial_No:04172317:05 Project Name: Project Number: WEST ORANGE DPW Lab Number: L2317290 IN000380.09 Report Date: 04/17/23 Date Collected: Date Received: Field Prep: 04/01/23 11:46 04/03/23 Not Specified SAMPLE RESULTS Lab ID: Client ID: Sample Location: L2317290-10 SSSG-6 D Sample Depth: ppbV Parameter Results ug/m3 RL MDL Results RL MDL Qualifier Dilution Factor NJ Volatile Organics in Air - Mansfield Lab Bromoform ND 0.33 -- ND 3.4 -- 1.667 Styrene ND 0.33 -- ND 1.4 -- 1.667 1,1,2,2-Tetrachloroethane ND 0.33 -- ND 2.3 -- 1.667 o-Xylene ND 0.33 -- ND 1.4 -- 1.667 2-Chlorotoluene ND 0.33 -- ND 1.7 -- 1.667 4-Ethyltoluene ND 0.33 -- ND 1.6 -- 1.667 1,3,5-Trimethybenzene ND 0.33 -- ND 1.6 -- 1.667 1,2,4-Trimethylbenzene ND 0.33 -- ND 1.6 -- 1.667 1,3-Dichlorobenzene ND 0.33 -- ND 2.0 -- 1.667 1,4-Dichlorobenzene ND 0.33 -- ND 2.0 -- 1.667 1,2-Dichlorobenzene ND 0.33 -- ND 2.0 -- 1.667 1,2,4-Trichlorobenzene ND 0.33 -- ND 2.4 -- 1.667 Hexachlorobutadiene ND 0.33 -- ND 3.5 -- 1.667 Qualifier Units Results RDL Tentatively Identified Compounds No Tentatively Identified Compounds Page 41 of 76 Qualifier Acceptance Criteria Internal Standard % Recovery 1,4-Difluorobenzene 94 60-140 Bromochloromethane 93 60-140 chlorobenzene-d5 89 60-140 Dilution Factor

F Serial_No:04172317:05 Project Name: WEST ORANGE DPW Project Number: IN000380.09 Lab Number: L2317290 Report Date: 04/17/23 Method Blank Analysis Batch Quality Control Analytical Method: Analytical Date: 48,TO-15 04/15/23 14:50 ppbV Parameter Results RL ug/m3 MDL Results RL MDL Qualifier Dilution Factor NJ Volatile Organics in Air - Mansfield Lab for sample(s): 01-10 Batch: WG1767198-4 Dichlorodifluoromethane ND 0.20 -- ND 0.99 -- 1 Chloromethane ND 0.20 -- ND 0.41 -- 1 Freon-114 ND 0.20 -- ND 1.4 -- 1 Vinyl chloride ND 0.20 -- ND 0.51 -- 1 1,3-Butadiene ND 0.20 -- ND 0.44 -- 1 Bromomethane ND 0.20 -- ND 0.78 -- 1 Chloroethane ND 0.20 -- ND 0.53 -- 1 Ethanol ND 5.0 -- ND 9.4 -- 1 Vinyl bromide ND 0.20 -- ND 0.87 -- 1 Acetone ND 1.0 -- ND 2.4 -- 1 Trichlorofluoromethane ND 0.20 -- ND 1.1 -- 1 Isopropanol ND 0.50 -- ND 1.2 -- 1 1,1-Dichloroethene ND 0.20 -- ND 0.79 -- 1 Tertiary butyl Alcohol ND 0.50 -- ND 1.5 -- 1 Methylene chloride ND 0.50 -- ND 1.7 -- 1 3-Chloropropene ND 0.20 -- ND 0.63 -- 1 Carbon disulfide ND 0.20 -- ND 0.62 -- 1 Freon-113 ND 0.20 -- ND 1.5 -- 1 trans-1,2-Dichloroethene ND 0.20 -- ND 0.79 -- 1 1,1-Dichloroethane ND 0.20 -- ND 0.81 -- 1 Methyl tert butyl ether ND 0.20 -- ND 0.72 -- 1 2-Butanone ND 0.50 -- ND 1.5 -- 1 cis-1,2-Dichloroethene ND 0.20 -- ND 0.79 -- 1 Chloroform ND 0.20 -- ND 0.98 -- 1 Tetrahydrofuran ND 0.50 -- ND 1.5 -- 1 Page 42 of 76

Serial_No:04172317:05 Project Name: WEST ORANGE DPW Project Number: IN000380.09 Lab Number: L2317290 Report Date: 04/17/23 Method Blank Analysis Batch Quality Control Analytical Method: Analytical Date: 48,TO-15 04/15/23 14:50 ppbV Parameter Results RL ug/m3 MDL Results RL MDL Qualifier Dilution Factor NJ Volatile Organics in Air - Mansfield Lab for sample(s): 01-10 Batch: WG1767198-4 1,2-Dichloroethane ND 0.20 -- ND 0.81 -- 1 n-Hexane ND 0.20 -- ND 0.70 -- 1 1,1,1-Trichloroethane ND 0.20 -- ND 1.1 -- 1 Benzene ND 0.20 -- ND 0.64 -- 1 Carbon tetrachloride ND 0.20 -- ND 1.3 -- 1 Cyclohexane ND 0.20 -- ND 0.69 -- 1 1,2-Dichloropropane ND 0.20 -- ND 0.92 -- 1 Bromodichloromethane ND 0.20 -- ND 1.3 -- 1 1,4-Dioxane ND 0.20 -- ND 0.72 -- 1 Trichloroethene ND 0.20 -- ND 1.1 -- 1 2,2,4-Trimethylpentane ND 0.20 -- ND 0.93 -- 1 Methyl Methacrylate ND 0.50 -- ND 2.0 -- 1 Heptane ND 0.20 -- ND 0.82 -- 1 cis-1,3-Dichloropropene ND 0.20 -- ND 0.91 -- 1 4-Methyl-2-pentanone ND 0.50 -- ND 2.0 -- 1 trans-1,3-Dichloropropene ND 0.20 -- ND 0.91 -- 1 1,1,2-Trichloroethane ND 0.20 -- ND 1.1 -- 1 Toluene ND 0.20 -- ND 0.75 -- 1 Dibromochloromethane ND 0.20 -- ND 1.7 -- 1 1,2-Dibromoethane ND 0.20 -- ND 1.5 -- 1 Tetrachloroethene ND 0.20 -- ND 1.4 -- 1 Chlorobenzene ND 0.20 -- ND 0.92 -- 1 Ethylbenzene ND 0.20 -- ND 0.87 -- 1 p/m-Xylene ND 0.40 -- ND 1.7 -- 1 Bromoform ND 0.20 -- ND 2.1 -- 1 Page 43 of 76